A key target to stop climate change raising global temperatures is under threat at a UN summit.

Climate change talks have been trying to limit the average rise in temperatures to 1.5C.

But at talks in the Egyptian resort of Sharm el-Sheik, there are concerns that target will slip.

Senior figures here in Egypt are worried about backsliding on efforts to keep the 1.5C goal.

From the BBC

https://www.bbc.com/news/science-environment-63617400